英语人>词典>英汉 : hydrastine的中文,翻译,解释,例句,音标,拼写相似词汇
hydrastine的中文,翻译,解释,例句,音标,拼写相似词汇

hydrastine [hai'dræsti:n; -tin]

hydrastine的基本解释
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北美黄连碱, [化] 白毛茛碱

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DONG Xin rong; ZENG Jian guo (Hunan OSST Chinese Traditional Medicine Modernization Institute; Changsha 410014; China)Abstract: The experimental studies on the extracting method of Goldenseal and isolating method of Hydrastine and Berberine have been given.

摘 要:简述了北美黄连的概况,对北美黄连的提取工艺进行了实验研究,最后对北美黄连中所含主要生物碱———北美黄连碱和小檗碱进行了几种分离方法和实验研究。

Hydrastine(97.7%) was obtained with extracted rate 65%by extracting the Goldenseal with mixed Solvent;Berberine hydrochloride (99.9%) was obtained by adding hydrochloride acid to alcohol (alcohol∶H 2O=1∶1) solution of the extract and Hydrastine (99.5%) was gained by CLC method with the yield 1%.

原药材用混合溶剂直接提取分离,可得到含北美黄连碱 97.7%的结晶体,提取率达 6 5%;提取物经醇水溶解、酸化,可直接获得小檗碱盐酸盐结晶,纯度达到 99.9%;用柱色谱法,可得到 99.5%的北美黄连碱,收率约 1

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Hydrastine:北美黄连碱

还有少数生物碱,如烟碱,北美黄连碱(Hydrastine)等在中性溶液中呈左旋性,在酸性溶液中则变为右旋性. 7)挥发性:在常压时绝大多数生物碱均无挥发性. 直接加热先熔融,继被分解;也可能熔融而同时分解. 只有在高度真空下才能因加热而有升华现象.

Hydrastine:白毛莨碱

hydrarthrosis 关节积水 | hydrastine 白毛莨碱 | hydrastinine 白毛莨分碱

Hydrastine:白毛茛碱

hydrase 水化酶 | hydrastine 白毛茛碱 | hydrastine 北美黄连碱

Hydrastine:北美黄连碱;白毛茛碱

Homoharringtonine;高三尖杉酯碱 | Hydrastine;北美黄连碱;白毛茛碱 | Hypericin;金丝桃素

Hydrastine hydrochloride:盐酸白毛莨碱

Hyaluronic acid potassium salt透明质酸钾盐 | Hydrastine hydrochloride盐酸白毛莨碱 | Hydrocinnamic acid氢化肉桂酸

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